BRPI0920547B1 - Método para operar alto forno usando péletes não cozidos contendo carvão - Google Patents

Método para operar alto forno usando péletes não cozidos contendo carvão Download PDF

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Publication number
BRPI0920547B1
BRPI0920547B1 BRPI0920547-0A BRPI0920547A BRPI0920547B1 BR PI0920547 B1 BRPI0920547 B1 BR PI0920547B1 BR PI0920547 A BRPI0920547 A BR PI0920547A BR PI0920547 B1 BRPI0920547 B1 BR PI0920547B1
Authority
BR
Brazil
Prior art keywords
pellets
carbon
uncooked
cooked
blast furnace
Prior art date
Application number
BRPI0920547-0A
Other languages
English (en)
Portuguese (pt)
Inventor
Takashi Shinohara
Takeshi Noda
Kenichi Higuchi
Original Assignee
Nippon Steel Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42100712&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0920547(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Steel Corporation filed Critical Nippon Steel Corporation
Publication of BRPI0920547A2 publication Critical patent/BRPI0920547A2/pt
Publication of BRPI0920547B1 publication Critical patent/BRPI0920547B1/pt

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Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B5/00Making pig-iron in the blast furnace
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B5/00Making pig-iron in the blast furnace
    • C21B5/008Composition or distribution of the charge
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/0066Preliminary conditioning of the solid carbonaceous reductant
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B5/00Making pig-iron in the blast furnace
    • C21B5/001Injecting additional fuel or reducing agents
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B5/00Making pig-iron in the blast furnace
    • C21B5/007Conditions of the cokes or characterised by the cokes used
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00Preliminary treatment of ores or scrap
    • C22B1/14Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24Binding; Briquetting ; Granulating
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00Preliminary treatment of ores or scrap
    • C22B1/14Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24Binding; Briquetting ; Granulating
    • C22B1/2406Binding; Briquetting ; Granulating pelletizing
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00Preliminary treatment of ores or scrap
    • C22B1/14Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24Binding; Briquetting ; Granulating
    • C22B1/242Binding; Briquetting ; Granulating with binders
    • C22B1/243Binding; Briquetting ; Granulating with binders inorganic
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00Preliminary treatment of ores or scrap
    • C22B1/14Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24Binding; Briquetting ; Granulating
    • C22B1/242Binding; Briquetting ; Granulating with binders
    • C22B1/244Binding; Briquetting ; Granulating with binders organic
    • C22B1/245Binding; Briquetting ; Granulating with binders organic with carbonaceous material for the production of coked agglomerates

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
BRPI0920547-0A 2008-10-10 2009-10-09 Método para operar alto forno usando péletes não cozidos contendo carvão BRPI0920547B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008264483 2008-10-10
JP2008-264483 2008-10-10
PCT/JP2009/067948 WO2010041770A1 (ja) 2008-10-10 2009-10-09 含炭非焼成ペレットを用いる高炉操業方法

Publications (2)

Publication Number Publication Date
BRPI0920547A2 BRPI0920547A2 (pt) 2020-08-11
BRPI0920547B1 true BRPI0920547B1 (pt) 2021-09-28

Family

ID=42100712

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0920547-0A BRPI0920547B1 (pt) 2008-10-10 2009-10-09 Método para operar alto forno usando péletes não cozidos contendo carvão

Country Status (7)

Country Link
EP (1) EP2336371B8 (ja)
JP (1) JP4603628B2 (ja)
KR (1) KR101211302B1 (ja)
CN (1) CN102177256B (ja)
BR (1) BRPI0920547B1 (ja)
UA (1) UA97916C2 (ja)
WO (1) WO2010041770A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6350101B2 (ja) * 2013-10-22 2018-07-04 新日鐵住金株式会社 炭素高反応性装入物の装入量決定方法及びこれを用いた高炉操業方法
CN104313306B (zh) * 2014-10-15 2016-08-10 中冶长天国际工程有限责任公司 一种烧结矿固体燃料单位消耗量的测量方法及装置
JP6696376B2 (ja) * 2016-09-13 2020-05-20 日本製鉄株式会社 高炉の操業方法
CN111638316B (zh) * 2020-05-29 2022-09-16 鞍钢股份有限公司 一种模拟高炉高温段焦炭反应装置及方法
CN112609030A (zh) * 2020-12-11 2021-04-06 四川德胜集团钒钛有限公司 一种钒钛磁铁矿的高炉冶炼方法
CN115368042B (zh) * 2022-08-19 2023-09-08 深圳市考拉生态科技有限公司 一种利用氟石膏与石英废石生产多孔性硅灰石球粒的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5358416A (en) * 1976-11-05 1978-05-26 Nippon Steel Corp Blast furnace operating method
JPS53130202A (en) 1977-04-20 1978-11-14 Nippon Steel Corp Preparation of cold pellet of dust
JPS58164710A (ja) * 1982-03-24 1983-09-29 Sumitomo Metal Ind Ltd 高炉原料の装入方法
CN1025351C (zh) * 1990-10-23 1994-07-06 刘玉琦 生料混装高炉炼铁法
JP3068967B2 (ja) 1992-11-09 2000-07-24 新日本製鐵株式会社 高炉操業法
JP3708981B2 (ja) 1995-01-20 2005-10-19 新日本製鐵株式会社 製鉄用塊成鉱
JP3754553B2 (ja) 1997-07-22 2006-03-15 株式会社神戸製鋼所 還元鉄用塊成化物およびその製造方法
JP3004265B1 (ja) 1998-11-24 2000-01-31 株式会社神戸製鋼所 炭材内装ペレット及び還元鉄製造方法
JP3863052B2 (ja) 2002-04-11 2006-12-27 株式会社神戸製鋼所 高炉原料装入方法
JP4118604B2 (ja) 2002-05-28 2008-07-16 株式会社 テツゲン 高炉用のカーボン内装非焼成塊成鉱およびその製造方法
JP5000402B2 (ja) * 2006-09-11 2012-08-15 新日本製鐵株式会社 高炉用含炭非焼成ペレットの製造方法
JP4971815B2 (ja) * 2007-02-01 2012-07-11 株式会社神戸製鋼所 高炉操業方法

Also Published As

Publication number Publication date
JP4603628B2 (ja) 2010-12-22
WO2010041770A1 (ja) 2010-04-15
EP2336371B8 (en) 2019-04-24
KR20110051292A (ko) 2011-05-17
EP2336371B1 (en) 2019-01-02
RU2011117324A (ru) 2012-11-20
UA97916C2 (ru) 2012-03-26
EP2336371A1 (en) 2011-06-22
BRPI0920547A2 (pt) 2020-08-11
CN102177256A (zh) 2011-09-07
KR101211302B1 (ko) 2012-12-11
EP2336371A4 (en) 2017-05-03
CN102177256B (zh) 2013-08-21
JPWO2010041770A1 (ja) 2012-03-08

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL CORPORATION (JP)

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 09/10/2009, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO.